Mr blang help

Checking Login and Password... OK
Ballance: 50 crd.
You have 50 credit(s) left. This operation takes 8 credits.Continue? Yes
Waiting ADB device... OK
Reading phone info...
Model: SM-G965U
Android version: 8.0.0
PDA version: G965USQU3ARG7
CSC version: G965UOYN3ARG7
Phone version: G965USQU3ARG7
Product code: SM-G965UZKASPR
CSC country code: USA
CSC sales code: SPR
Phone SN: RF8K21Y8BJV
IMEI: 356420091034223
HW version: REV1.1
RF cal date: 2018.02.27
Chip name: SDM845
Modem board: SDM845
Security patch: 2018-07-01
Boot Warranty bit: 0
SIM State: READY
Searching Samsung diag port... detected COM485
Initialization zTool... OK
Running zTool, please wait...
Start... OK
Initialization... OK
Generate and check client proof... OK
Verify proof by client... OK
Reading data from phone... OK
Checking data... error (4.0)
Your phone has new security patch
Done with Samsung Tool PRO v.34.1